Performance Features - Siemens SIMADYN D FM 458 User Manual

2.4.2 Performance features

• Master- or slave interface for PROFIBUS-DP
• Data transfer rates from 9.6 kbit/s to 12 Mbit/s
• Max. 127 slaves can be connected (dependent on the configuration)
• Telegram length of max.. 244 bytes per slave
• RS 485 interface for PROFIBUS-DP, floating
• RS 232 interface to parameterize the bus node
• Two displays (LED) to indicate the operating status of the
• Optionally, additional functions can be implemented using plug-on
• DP master with COM PROFIBUS
• LE bus
• P bus
Application Module FM 458 - User Manual
6DD1904-0AE0 Edition 12.2001
incl. the functions "Shared Input", SYNC, FREEZE
communications interface and the bus activity
modules, e.g. SLB for SIMOLINK:
− SIMOLINK with master function to control up to
200 MASTERDRIVES
− SIMOLINK with slave function for establishing a fast coupling to
SIMADYN D or several FM 458
The LE bus ensures fast data transfer between the FM 458 application
module and its expansion modules EXM 438/EXM 438-1/EXM 448.
The peripheral bus (P bus) is the parallel SIMATIC backplane bus,
which only provides the power supply for the EXM 448.
Product description
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